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JB/T 6640-1993 Code numbering method for insert ball bearings with housing
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This standard specifies the compilation method of the code for outer spherical ball bearings with seats and their accessories. JB/
2024-10-01 category：Machinery Industry Standard (JB)+ View
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JB/T 6639-1993 Technical requirements for skeleton rubber seals for deep groove ball bearings
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JB/T 6639-1993 Technical requirements for skeleton rubber seals for deep groove ball bearings JB/T6639-1993 Standard download deco
2024-10-01 category：Machinery Industry Standard (JB)+ View
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JB/T 6639-2004 Technical conditions for skeleton nitrile rubber sealing rings of rolling bearing parts
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This standard specifies the technical requirements, inspection and evaluation methods, inspection rules, marking, packaging and tr
1970-01-01 category：Machinery Industry Standard (JB)+ View
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JB/T 6638-1993 Specifications for glass fiber reinforced polyamide 66 for rolling bearing cages
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JB/T 6638-1993 Specifications for glass fiber reinforced polyamide 66 for rolling bearing cages JB/T6638-1993 Standard download de
2024-10-01 category：Machinery Industry Standard (JB)+ View
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JB/T 6637-1993 Technical specifications for standard equipment for rolling bearings
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JB/T 6637-1993 Technical conditions for standard equipment for rolling bearings JB/T6637-1993 Standard download and decompression
1970-01-01 category：Machinery Industry Standard (JB)+ View
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JB/T 6637-2004 Technical conditions for rolling bearing standards
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This standard specifies the technical requirements for tolerances, acceptance rules, rust prevention and packaging of standards us
1970-01-01 category：Machinery Industry Standard (JB)+ View
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JB/T 6636-1993 Thin-wall sealed bearings for robots
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This standard specifies the designation method, overall dimensions, technical requirements, measurement methods, inspection rules,
1970-01-01 category：Machinery Industry Standard (JB)+ View
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JB/T 6635-1993 Push rod type variable speed transmission bearing
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This standard is applicable to the production inspection and user acceptance of variable speed bearings with rated input power not
1970-01-01 category：Machinery Industry Standard (JB)+ View
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